urlhandlermanager.h

/*  -*- c++ -*-
    urlhandlermanager.h
 
    This file is part of KMail, the KDE mail client.
    SPDX-FileCopyrightText: 2003 Marc Mutz <mutz@kde.org>
    SPDX-FileCopyrightText: 2009 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.net
    SPDX-FileCopyrightText: 2009 Andras Mantia <andras@kdab.net>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
 
#pragma once
 
#include "messageviewer_private_export.h"
 
#include <QList>
 
class QUrl;
class QString;
class QPoint;
 
namespace MimeTreeParser
{
class URLHandler;
}
 
namespace MessageViewer
{
namespace Interface
{
class BodyPartURLHandler;
}
class ViewerPrivate;
class BodyPartURLHandlerManager;
/**
 * @short Singleton to manage the list of URLHandlers
 * @author Marc Mutz <mutz@kde.org>
 */
class MESSAGEVIEWER_TESTS_EXPORT URLHandlerManager
{
    static URLHandlerManager *self;
 
    URLHandlerManager();
 
public:
    ~URLHandlerManager();
 
    static URLHandlerManager *instance();
 
    void registerHandler(const MimeTreeParser::URLHandler *handler);
    void unregisterHandler(const MimeTreeParser::URLHandler *handler);
 
    void registerHandler(const Interface::BodyPartURLHandler *handler, const QString &mimeType);
    void unregisterHandler(const Interface::BodyPartURLHandler *handler);
 
    [[nodiscard]] bool handleClick(const QUrl &url, ViewerPrivate *w = nullptr) const;
    [[nodiscard]] bool handleShiftClick(const QUrl &url, ViewerPrivate *window = nullptr) const;
    [[nodiscard]] bool handleContextMenuRequest(const QUrl &url, const QPoint &p, ViewerPrivate *w = nullptr) const;
    [[nodiscard]] bool willHandleDrag(const QUrl &url, ViewerPrivate *window = nullptr) const;
    [[nodiscard]] bool handleDrag(const QUrl &url, ViewerPrivate *window = nullptr) const;
    [[nodiscard]] QString statusBarMessage(const QUrl &url, ViewerPrivate *w = nullptr) const;
 
private:
    using HandlerList = QList<const MimeTreeParser::URLHandler *>;
    HandlerList mHandlers;
    BodyPartURLHandlerManager *mBodyPartURLHandlerManager = nullptr;
};
}